What are special UNIX features that are used to handling data support in UNIX system?

The standardized handling of data supports, there are two important features of UNIX utilities: I/O redirection and piping.
With output redirection, the output of a command is redirected to a file rather than to the terminal screen.
With input redirection, the input to a command is given via a file rather than the keyboard.
With piping, the output of a command can be used as input (piped) to a subsequent command.